Patents by Inventor Irene C. Huang

Irene C. Huang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4326077
    Abstract: Novel N-haloacetylphenylamino carbonyl oximes represented by the formula ##STR1## wherein Ar is phenyl or substituted phenyl; R.sup.1 is halomethyl; R.sup.2 and R.sup.3 are each independently hydrogen, alkyl, phenyl, benzyl, substituted phenyl or benzyl, haloalkyl, cyanoalkyl, alkoxyalkyl, alkylthioalkyl or thiocyanoalkyl; R.sup.4 is hydrogen or alkyl; n is 0 or 1; m is 0 or 1; R is hydrogen, alkyl, alkenyl, alkynyl, alkylthioalkyl, haloalkyl, alkoxyalkyl, cyanoalkyl, phenyl, benzyl, substituted phenyl or benzyl, or R is acyl of the formula ##STR2## wherein R.sup.5 is hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, acetonyl, or the group --NR'R" wherein R' and R" are independently hydrogen, alkyl or phenyl; with the proviso that R.sup.2 and R.sup.3 may be joined together to form a carbocyclic ring or a heterocyclic ring; or R and R.sup.2 may be joined together to form a heterocyclic ring; or R and R.sup.3 may be joined together to form a heterocyclic ring.
    Type: Grant
    Filed: September 22, 1980
    Date of Patent: April 20, 1982
    Assignee: Chevron Research Company
    Inventors: William L. Schinski, David C. K. Chan, Irene C. Huang
  • Patent number: 4260410
    Abstract: Novel N-haloacetylphenylamino carbonyl oximes represented by the formula ##STR1## wherein Ar is phenyl or substituted phenyl; R.sup.1 is halomethyl; R.sup.2 and R.sup.3 are each independently hydrogen, alkyl, phenyl, benzyl, substituted phenyl or benzyl, haloalkyl, cyanoalkyl, alkoxyalkyl, alkylthioalkyl or thiocyanoalkyl; R.sup.4 is hydrogen or alkyl; n is 0 or 1; m is 0 or 1; R is hydrogen, alkyl, alkenyl, alkynyl, alkylthioalkyl, haloalkyl, alkoxyalkyl, cyanoalkyl, phenyl, benzyl, substituted phenyl or benzyl, or R is acyl of the formula ##STR2## wherein R.sup.5 is hydrogen, alkyl, haloalkyl, alkoxyalkyl, alkylthioalkyl, alkoxy, alkylthio, acetonyl, or the group -NR'R" wherein R' and R" are independently hydrogen, alkyl or phenyl; with the proviso that R.sup.2 and R.sup.3 may be joined together to form a carbocyclic ring or a heterocyclic ring; or R and R.sup.2 may be joined together to form a heterocyclic ring; or R and R.sup.3 may be joined together to form a heterocyclic ring.
    Type: Grant
    Filed: February 23, 1979
    Date of Patent: April 7, 1981
    Assignee: Chevron Research Company
    Inventors: William L. Schinski, David C. K. Chan, Irene C. Huang
  • Patent number: 4174210
    Abstract: Novel N-haloacetylphenylamino carbonyl oximes represented by the formula ##STR1## wherein Ar is aryl, R.sup.1 is halomethyl, R.sup.2 is hydrogen, alkyl or aryl, R.sup.3 is hydrogen, alkyl or aryl, n is 0 or 1 and R is hydrogen, aryl, alkyl, alkenyl or alkynyl, with the proviso that R.sup.2 and R.sup.3 may be joined together to form a carbocyclic ring of 5 to 6 carbon atoms or a heterocyclic ring of one N, O or S hetero atom and 4 to 5 carbon atoms. The oxime compounds are useful as herbicides and plant growth regulators.
    Type: Grant
    Filed: March 31, 1978
    Date of Patent: November 13, 1979
    Assignee: Chevron Research Company
    Inventors: William L. Schinski, Irene C. Huang, David C. K. Chan
  • Patent number: 3978173
    Abstract: O,S-dimethyl phosphoroamidothioates are prepared by reacting in the liquid phase methyl phosphorodichloridite with methyl sulfenyl chloride in the presence of a lower alkanoic acid to produce O,S-dimethyl phosphorochloridothioate and subsequently reacting in the liquid phase the O,S-dimethyl phosphorochloridothioate with ammonia or an amine.
    Type: Grant
    Filed: November 29, 1974
    Date of Patent: August 31, 1976
    Assignee: Chevron Research Company
    Inventors: Gustave K. Kohn, Irene C. Huang, William G. Toland